EGU Hydrological Sciences Division Blog
HEPEX – A global community in hydrological ensemble prediction
http://climateaudit.org/
http://realclimate.org/
http://rogerpielkejr.blogspot.com/
http://klimazwiebel.blogspot.com/
http://pielkeclimatesci.wordpress.com/
http://www.skepticalscience.com/